import java.util.concurrent.atomic.AtomicInteger;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 28779
 * Date: 2023-10-08
 * Time: 10:49
 */

//实现原子类
public class Demo1 {
    private static AtomicInteger count = new AtomicInteger(0);
    public static void main(String[] args) throws InterruptedException {
        Thread t1 = new Thread(() -> {
            for (int i = 0; i < 5000; i++) {
                //count ++
                count.getAndIncrement();
                //++ count
                //count.incrementAndGet();
                //count --
                //count.getAndDecrement();
                //--count
                //count.decrementAndGet();
            }
        });

        Thread t2 = new Thread(() -> {
           for (int i = 0; i < 5000; i++) {
               //count ++
               count.getAndIncrement();
           }
        });

        t1.start();
        t2.start();

        t1.join();
        t2.join();

        System.out.println(count.get());
    }
}
